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Ryuichi Nishihama

D-Index & Metrics

Biology and Biochemistry

D-Index
58
Citations
9735
World Ranking
13407
National Ranking
939

Ryuichi Nishihama publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Ryuichi Nishihama sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 163 publications — 33rd percentile

33% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Ryuichi Nishihama D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Ryuichi Nishihama sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 58 D-Index — 34th percentile

34% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Ryuichi Nishihama is affiliated with Tokyo University of Science in Japan. Their research primarily spans the fields of Agricultural and Biological Sciences, with a notable focus on Biochemistry, Genetics and Molecular Biology. Nishihama's work encompasses several specific subfields such as Plant Science, Molecular Biology, Ecology, Evolution, Behavior and Systematics, and Biophysics.

The main topics covered by Nishihama's research include Plant Molecular Biology Research, Plant Reproductive Biology, Bryophyte Studies and Records, Plant Parasitism and Resistance, Plant Tissue Culture and Regeneration, Plant Nutrient Uptake and Metabolism, and Legume Nitrogen Fixing Symbiosis.

Throughout their career, Nishihama has contributed to multiple publications, often collaborating with notable coauthors including Takayuki Kohchi, Shohei Yamaoka, Kimitsune Ishizaki, John L. Bowman, and Takashi Ueda.

Frequent publication venues for Nishihama's work include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Plant and Cell Physiology
  • Current Biology
  • Nature Plants
  • The Plant Cell

Among notable papers associated with Nishihama's collaborations are:

  • Development and Molecular Genetics of Marchantia polymorpha, 2021, Annual Review of Plant Biology
  • Design principles of a minimal auxin response system, 2020, Nature Plants
  • The renaissance and enlightenment of Marchantia as a model system, 2022, The Plant Cell
  • Induction of Multichotomous Branching by CLAVATA Peptide in Marchantia polymorpha, 2020, Current Biology
  • RAF-like protein kinases mediate a deeply conserved, rapid auxin response, 2023, Cell

Best Publications

  • Insights into Land Plant Evolution Garnered from the Marchantia polymorpha Genome

    John L Bowman;Takayuki Kohchi;Katsuyuki T Yamato;Jerry Jenkins

  • G2/M-Phase–Specific Transcription during the Plant Cell Cycle Is Mediated by c-Myb–Like Transcription Factors

    Masaki Ito;Satoshi Araki;Sachihiro Matsunaga;Takashi Itoh

  • Expansion of the Cell Plate in Plant Cytokinesis Requires a Kinesin-like Protein/MAPKKK Complex

    Ryuichi Nishihama;Takashi Soyano;Masaki Ishikawa;Satoshi Araki

  • The NPK1 mitogen-activated protein kinase kinase kinase is a regulator of cell-plate formation in plant cytokinesis

    Ryuichi Nishihama;Masaki Ishikawa;Satoshi Araki;Takashi Soyano

  • Molecular Genetic Tools and Techniques for Marchantia polymorpha Research

    Kimitsune Ishizaki;Ryuichi Nishihama;Katsuyuki T. Yamato;Takayuki Kohchi

  • Ligand-receptor co-evolution shaped the jasmonate pathway in land plants.

    Isabel Monte;Sakiko Ishida;Angel M. Zamarreño;Mats Hamberg

  • NQK1/NtMEK1 is a MAPKK that acts in the NPK1 MAPKKK-mediated MAPK cascade and is required for plant cytokinesis

    Takashi Soyano;Ryuichi Nishihama;Kayoko Morikiyo;Masaki Ishikawa

  • Cutting activates a 46-kilodalton protein kinase in plants.

    Shoji Usami;Hiroharu Banno;Yukihiro Ito;Ryuichi Nishihama

  • Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha

    Shigeo S. Sugano;Ryuichi Nishihama;Makoto Shirakawa;Junpei Takagi

  • Auxin-Mediated Transcriptional System with a Minimal Set of Components Is Critical for Morphogenesis through the Life Cycle in Marchantia polymorpha

    Hirotaka Kato;Kimitsune Ishizaki;Masaru Kouno;Makoto Shirakawa

  • A Novel cis -Acting Element in Promoters of Plant B-Type Cyclin Genes Activates M Phase–Specific Transcription

    Masaki Ito;Masayuki Iwase;Hiroaki Kodama;Philippe Lavisse

  • Mitotic Cyclins Stimulate the Activity of c-Myb-like Factors for Transactivation of G2/M Phase-specific Genes in Tobacco

    Satoshi Araki;Masaki Ito;Takashi Soyano;Ryuichi Nishihama

  • Biphasic targeting and cleavage furrow ingression directed by the tail of a myosin II

    Xiaodong Fang;Jianying Luo;Ryuichi Nishihama;Carsten Wloka;Carsten Wloka

  • New insights into the phylogenetic distribution and evolutionary origins of the septins

    Ryuichi Nishihama;Masayuki Onishi;John R. Pringle

  • Possible involvement of differential splicing in regulation of the activity of Arabidopsis ANP1 that is related to mitogen‐activated protein kinase kinase kinases (MAPKKKs)

    Ryuichi Nishihama;Hiroharu Banno;Emi Kawahara;Kenji Irie

  • A Single JAZ Repressor Controls the Jasmonate Pathway in Marchantia polymorpha

    Isabel Monte;José Manuel Franco-Zorrilla;Gloria García-Casado;Ángel M. Zamarreño

  • Early evolution of the land plant circadian clock

    Anna Malin Linde;D. Magnus Eklund;Akane Kubota;Eric R. A. Pederson

  • Visualization of site-specific recombination catalyzed by a recombinase from Zygosaccharomyces rouxii in Arabidopsis thaliana

    Hitoshi Onouchi;Ryuichi Nishihama;Mitsuko Kudo;Yasunori Machida

  • Role of Inn1 and its interactions with Hof1 and Cyk3 in promoting cleavage furrow and septum formation in S. cerevisiae

    Ryuichi Nishihama;Jennifer H. Schreiter;Masayuki Onishi;Elizabeth A. Vallen

  • Transcription factor DUO1 generated by neo-functionalization is associated with evolution of sperm differentiation in plants

    Asuka Higo;Tomokazu Kawashima;Michael Borg;Mingmin Zhao

Frequent Co-Authors

Takayuki Kohchi
Takayuki Kohchi Kyoto University
Kimitsune Ishizaki
Kimitsune Ishizaki Kobe University
Yasunori Machida
Yasunori Machida Nagoya University
Katsuyuki T. Yamato
Katsuyuki T. Yamato Kindai University
John R. Pringle
John R. Pringle Stanford University
John L. Bowman
John L. Bowman Monash University
Junko Kyozuka
Junko Kyozuka Tohoku University
Takashi Ueda
Takashi Ueda National Institute for Basic Biology
Hirofumi Nakagami
Hirofumi Nakagami Max Planck Society
Erfei Bi
Erfei Bi University of Pennsylvania

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Best Scientists Citing Ryuichi Nishihama

Yasunori Machida

Yasunori Machida

Nagoya University

Publications: 48

Takashi Ueda

Takashi Ueda

National Institute for Basic Biology

Publications: 42

John L. Bowman

John L. Bowman

Monash University

Publications: 39

Heribert Hirt

Heribert Hirt

King Abdullah University of Science and Technology

Publications: 32

Takayuki Kohchi

Takayuki Kohchi

Kyoto University

Publications: 31

Stefan A. Rensing

Stefan A. Rensing

University of Freiburg

Publications: 29

Frédéric Berger

Frédéric Berger

Austrian Academy of Sciences

Publications: 25

Kimitsune Ishizaki

Kimitsune Ishizaki

Kobe University

Publications: 23

László Bögre

László Bögre

Royal Holloway University of London

Publications: 23

Fay-Wei Li

Fay-Wei Li

Cornell University

Publications: 21

Erfei Bi

Erfei Bi

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Publications: 21

Dolf Weijers

Dolf Weijers

Wageningen University & Research

Publications: 18

Roberto Solano

Roberto Solano

Spanish National Research Council

Publications: 16

James A. H. Murray

James A. H. Murray

Cardiff University

Publications: 16

Dirk Inzé

Dirk Inzé

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